diff --git a/kandinsky/include/kandinsky/text.h b/kandinsky/include/kandinsky/text.h
index 4077d0637..f97203e21 100644
--- a/kandinsky/include/kandinsky/text.h
+++ b/kandinsky/include/kandinsky/text.h
@@ -4,7 +4,7 @@
 #include <kandinsky/types.h>
 
 void KDDrawChar(char character, KDPoint p);
-void KDDrawString(char * text, KDPoint p);
+void KDDrawString(const char * text, KDPoint p);
 KDSize KDStringSize(char * text);
 
 #endif
diff --git a/kandinsky/src/text.c b/kandinsky/src/text.c
index 4d4f4de16..115954728 100644
--- a/kandinsky/src/text.c
+++ b/kandinsky/src/text.c
@@ -11,7 +11,7 @@ void KDDrawChar(char character, KDPoint p) {
   }
 }
 
-void KDDrawString(char * text, KDPoint p) {
+void KDDrawString(const char * text, KDPoint p) {
   char * charPointer = text;
   KDPoint position = p;
   while(*charPointer != 0) {